fine-tuning-with-trl

Automate RLHF fine-tuning of LLMs with TRL pipelines.

Updated Apr 24, 2026
One-click install
npx skills add https://github.com/Harries/hermes-agent --skill fine-tuning-with-trl-harries
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: fine-tuning-with-trl
Source: https://github.com/Harries/hermes-agent/tree/main/skills/mlops/training/trl-fine-tuning
Command: npx skills add https://github.com/Harries/hermes-agent --skill fine-tuning-with-trl-harries

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

Fine-tuning LLMs with TRL can be complex and time-consuming; this skill provides a guided, production-ready approach to RLHF workflows, including SFT, DPO, PPO, and GRPO, to align models with human preferences.

Core Features & Use Cases

  • Support for SFT, DPO, PPO, and GRPO workflows using TRL.
  • Includes a production-ready template (templates/basic_grpo_training.py) and references for custom reward functions and dataset pipelines.
  • Real-world use case: fine-tuning a base model to follow complex instructions and produce verifiable outputs for domain-specific tasks such as coding and reasoning challenges.

Quick Start

Configure your TRL-based fine-tuning workflow with your model and dataset to start RLHF-guided training.

Frequently Asked Questions about fine-tuning-with-trl

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I fine-tune an LLM with RLHF using TRL?▼

You can fine-tune an LLM with RLHF using TRL by running SFT, DPO, PPO, or GRPO pipelines. This requires a compatible GPU, PyTorch, and HuggingFace Transformers to align models with human preferences.

What is the difference between SFT, DPO, PPO, and GRPO workflows in TRL?▼

SFT, DPO, PPO, and GRPO are distinct TRL workflows for instruction tuning, preference alignment, and reward optimization. They automate different stages of production-grade RLHF fine-tuning to align LLMs with human preferences.

Can I use TRL GRPO training to align models for coding and reasoning tasks?▼

Yes, TRL GRPO training can fine-tune a base model to follow complex instructions and produce verifiable outputs. This is particularly effective for domain-specific tasks like coding and reasoning challenges.

Do I need a compatible GPU and PyTorch to run TRL fine-tuning pipelines?▼

Yes, you need a compatible GPU, PyTorch, and HuggingFace Transformers to run TRL fine-tuning pipelines. These are required to execute the SFT, DPO, PPO, and GRPO workflows for LLM alignment.

How do I configure custom reward functions and dataset pipelines for TRL?▼

You can configure custom reward functions and dataset pipelines using the included production-ready template and references. The basic GRPO training template provides the foundation for customizing your RLHF workflow.

What are the limitations of using TRL for LLM preference alignment?▼

TRL fine-tuning complexities include requiring compatible GPU hardware and specific PyTorch and HuggingFace Transformers dependencies. The process can be time-consuming, necessitating a guided production-ready approach for proper reward modeling.